Base board for Silvento ec

• The control board is located in the filter frame and is easily accessible after removing the front panel
• Numerous control functions are possible in combination with a Silvento ec fan unit and an ec clamp-in fan

• Seven ventilation levels: 0, 15, 20, 30, 40, 45, 50, 60 m³/h
• Adjustable time overrun: 0, 15, 30 min.
• Optional interval switching: 30 min ventilation every 4 hrs; 15 min ventilation every 2 hrs
• Switch-on delay: Off, 45 or 120 sec
• Free plug for additional module (motion detector)